[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 5 22:41:32 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Wed 05 Jun, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/OIX/

Analysis Summary
----------------

BGP routing table entries examined:                              1009616
    Prefixes after maximum aggregation (per Origin AS):          367929
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      464461
Total ASes present in the Internet Routing Table:                 76137
    Prefixes per ASN:                                             13.26
Origin-only ASes present in the Internet Routing Table:           65290
Origin ASes announcing only one prefix:                           26086
Transit ASes present in the Internet Routing Table:               10847
Transit-only ASes present in the Internet Routing Table:            537
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.7
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1098
    Number of instances of unregistered ASNs:                      1100
Number of 32-bit ASNs allocated by the RIRs:                      44662
Number of 32-bit ASNs visible in the Routing Table:               36659
Prefixes from 32-bit ASNs in the Routing Table:                  198532
Number of bogon 32-bit ASNs visible in the Routing Table:           169
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            631
Number of addresses announced to Internet:                   3028521332
    Equivalent to 180 /8s, 131 /16s and 145 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      344382

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   264278
    Total APNIC prefixes after maximum aggregation:               75117
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          255974
    Unique aggregates announced from the APNIC address blocks:   101145
APNIC Region origin ASes present in the Internet Routing Table:   14293
    APNIC Prefixes per ASN:                                       17.91
APNIC Region origin ASes announcing only one prefix:               4294
APNIC Region transit ASes present in the Internet Routing Table:   1938
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9641
Number of APNIC addresses announced to Internet:              762400160
    Equivalent to 45 /8s, 113 /16s and 77 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    287529
    Total ARIN prefixes after maximum aggregation:               127059
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292041
    Unique aggregates announced from the ARIN address blocks:    134688
ARIN Region origin ASes present in the Internet Routing Table:    19199
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1998
Average ARIN Region AS path length visible:                         4.4
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4932
Number of ARIN addresses announced to Internet:              1267816514
    Equivalent to 75 /8s, 145 /16s and 88 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    285614
    Total RIPE prefixes after maximum aggregation:               129882
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           279430
    Unique aggregates announced from the RIPE address blocks:    164769
RIPE Region origin ASes present in the Internet Routing Table:    28729
    RIPE Prefixes per ASN:                                         9.73
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3950
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          42
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11862
Number of RIPE addresses announced to Internet:               713781874
    Equivalent to 42 /8s, 139 /16s and 114 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  135945
    Total LACNIC prefixes after maximum aggregation:              28877
    LACNIC Deaggregation factor:                                   4.71
Prefixes being announced from the LACNIC address blocks:         134226
    Unique aggregates announced from the LACNIC address blocks:   50070
LACNIC Region origin ASes present in the Internet Routing Table:  11115
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2139
LACNIC Region transit ASes present in the Internet Routing Table:  2433
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        61
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9003
Number of LACNIC addresses announced to Internet:             176852768
    Equivalent to 10 /8s, 138 /16s and 143 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  35152
    Total AfriNIC prefixes after maximum aggregation:              6305
    AfriNIC Deaggregation factor:                                  5.58
Prefixes being announced from the AfriNIC address blocks:         47313
    Unique aggregates announced from the AfriNIC address blocks:  13318
AfriNIC Region origin ASes present in the Internet Routing Table:  1854
    AfriNIC Prefixes per ASN:                                     25.52
AfriNIC Region origin ASes announcing only one prefix:              613
AfriNIC Region transit ASes present in the Internet Routing Table:  345
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1221
Number of AfriNIC addresses announced to Internet:            107346944
    Equivalent to 6 /8s, 101 /16s and 252 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9845       8745      71  CHINAMOBILE-CN China Mobile Communicati
  7545        5635        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5015       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4524       1878      49  VNPT-AS-VN VNPT Corp, VN
 18403        4312        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3932       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3778        510     263  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3642       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2800        863     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2484      11523     582  KIXS-AS-KR Korea Telecom, KR

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10001      11395    3537  AMAZON-02, US
   174        5367       8783     878  COGENT-174, US
 11492        4624        307     587  CABLEONE, US
  7155        4172        288      90  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3555       3040     242  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3250      54901    2502  DNIC-AS-00749, US
 16625        3165       1365    2256  AKAMAI-AS, US
  7018        2875      23667    1807  ATT-INTERNET4, US
396982        2767       3639     412  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9191       1234    2062  TTNET, TR
 12479        7731       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3904       3396     153  AKAMAI-ASN1, NL
  9009        3554        303    1777  M247, RO
 12389        2986       2304     897  ROSTELECOM-AS, RU
  8452        2572       1852      14  TE-AS TE-AS, EG
  5384        2484        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2395        365     571  TELLCOM-AS, TR
  8551        1765        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12178       3336     506  UNINET, MX
 10620        3513        492     935  Telmex Colombia S.A., CO
 13999        2548        355     669  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1553       2311     255  Claro NXT Telecomunicacoes Ltda, BR
  3816        1323        784     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1237        278      33  Techtel LMDS Comunicaciones Interactiva
  6503        1128        315     480  Axtel, S.A.B. de C.V., MX
 28202        1109         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1089        369      22  Telefonica del Peru S.A.A., PE

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1635        314      37  Telkom-Internet, ZA
 24835        1569        577      29  RAYA-AS, EG
 24863        1494        389      20  LINKdotNET-AS, EG
 36992        1376       1520     281  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1213         77      79  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         552         82       3  KENET-AS, KE
 15399         541         56      57  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12178       3336     506  UNINET, MX
 16509       10001      11395    3537  AMAZON-02, US
  9808        9845       8745      71  CHINAMOBILE-CN China Mobile Communicati
 47331        9191       1234    2062  TTNET, TR
 12479        7731       1708     145  UNI2-AS, ES
  7545        5635        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5367       8783     878  COGENT-174, US
  4538        5015       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4624        307     587  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9845         9774  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7731         7586  UNI2-AS, ES
 47331        9191         7129  TTNET, TR
 16509       10001         6464  AMAZON-02, US
  7545        5635         4965  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5015         4941  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5367         4489  COGENT-174, US
 45899        4524         4475  VNPT-AS-VN VNPT Corp, VN
 18403        4312         4289  FPT-AS-AP FPT Telecom Company, VN

Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
41.57.112.0/24       Origin:      3741  IS, ZA
41.57.112.0/24      Transit:     37100  SEACOM-AS, MU

Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:93      /12:298     
/13:581     /14:1196    /15:2127    /16:13414   /17:8516    /18:14776   
/19:25742   /20:45760   /21:54507   /22:115403  /23:108643  /24:611819  
/25:1130    /26:1098    /27:1612    /28:309     /29:514     /30:515     
/31:350     /32:1145    

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 47331        8294        9191  TTNET, TR
 12479        6820        7731  UNI2-AS, ES
  8151        6223       12178  UNINET, MX
 11492        3533        4624  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2656        3555  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2162        2504  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2142        3513  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2327      2:1740      3:346       4:22        5:4746      6:162    
   7:6         8:1621      9:1        11:172      12:1466     13:360    
  14:2491     15:319      16:217      17:376      18:762      20:403    
  21:4        22:188      23:6895     24:3119     25:2        27:2641   
  29:19       31:2738     32:61       34:66       35:139      36:2335   
  37:4609     38:8961     39:904      40:133      41:4674     42:2097   
  43:2446     44:325      45:18561    46:4612     47:307      49:1985   
  50:1936     51:581      52:1614     54:313      55:998      56:7      
  57:189      58:2178     59:1272     60:1033     61:2801     62:2893   
  63:1918     64:5697     65:2362     66:4827     67:3075     68:1348   
  69:4158     70:1383     71:593      72:2967     74:2636     75:1587   
  76:628      77:2631     78:4188     79:1809     80:2236     81:2280   
  82:1703     83:1433     84:1683     85:4108     86:1016     87:2322   
  88:3146     89:4252     90:680      91:8273     92:2410     93:2742   
  94:3912     95:5462     96:1291     97:315      98:1052     99:738    
 100:90      101:1199    102:3944    103:32962   104:4829    105:2089   
 106:1032    107:2589    108:1164    109:4068    110:2186    111:3285   
 112:2098    113:1845    114:1826    115:2177    116:1917    117:2691   
 118:2847    119:2098    120:1808    121:1394    122:2844    123:2276   
 124:1707    125:2908    126:32      128:1538    129:1021    130:1210   
 131:2021    132:924     133:412     134:1746    135:365     136:1125   
 137:1085    138:3160    139:1551    140:1391    141:1360    142:1683   
 143:1723    144:1012    145:371     146:2111    147:1984    148:2548   
 149:2829    150:1050    151:1362    152:2250    153:595     154:7262   
 155:1503    156:2304    157:1870    158:1160    159:2336    160:2802   
 161:1737    162:3606    163:1778    164:1718    165:2200    166:1268   
 167:1830    168:4303    169:845     170:5379    171:1057    172:3892   
 173:3084    174:899     175:1284    176:3623    177:6357    178:3828   
 179:2707    180:2480    181:3835    182:3369    183:2006    184:2284   
 185:21186   186:5592    187:5234    188:4325    189:4622    190:9691   
 191:2103    192:11091   193:9189    194:7706    195:5521    196:3732   
 197:3001    198:6121    199:7940    200:8678    201:6576    202:10866  
 203:10678   204:4660    205:3706    206:4549    207:3666    208:4209   
 209:5126    210:4818    211:2678    212:4400    213:3648    214:1078   
 215:49      216:6914    217:3205    218:1369    219:612     220:2050   
 221:1047    222:967     223:2244   

End of report


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